/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.linkis.metadatamanager.common.service;

import org.apache.linkis.metadatamanager.common.domain.MetaColumnInfo;
import org.apache.linkis.metadatamanager.common.domain.MetaPartitionInfo;

import java.util.List;
import java.util.Map;

public interface MetadataDbService extends BaseMetadataService {

    /**
     * Get all databases
     *
     * @param params connect params
     * @return
     */
    List<String> getDatabases(String operator, Map<String, Object> params);

    /**
     * Get all tables from database specified
     *
     * @param params params
     * @param database database name
     * @return
     */
    List<String> getTables(String operator, Map<String, Object> params, String database);

    /**
     * Get table properties from database specified
     *
     * @param params params
     * @param database database name
     * @return
     */
    Map<String, String> getTableProps(
            String operator, Map<String, Object> params, String database, String table);
    /**
     * Get all partitions from table specified
     *
     * @param params params
     * @param database
     * @param table
     * @param traverse if traverse to get all values, default: false
     * @return
     */
    MetaPartitionInfo getPartitions(
            String operator,
            Map<String, Object> params,
            String database,
            String table,
            boolean traverse);

    /**
     * Get partition properties
     *
     * @param operator operator
     * @param params params
     * @param database database
     * @param partition partition
     * @return
     */
    Map<String, String> getPartitionProps(
            String operator,
            Map<String, Object> params,
            String database,
            String table,
            String partition);
    /**
     * Get all field information from table specified
     *
     * @param params
     * @param database
     * @param table
     * @return
     */
    List<MetaColumnInfo> getColumns(
            String operator, Map<String, Object> params, String database, String table);
}
